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FILE - In this Thursday, Dec. 6, 2012, file photo, specialist Michael O'mara, left, and trader Robert Moran work on the floor of the New York Stock Exchange, in New York. Stock markets were in a holding pattern ahead of a U.S. jobs report later Friday Dec. 7, 2012 that is expected to reflect a downturn in hiring following a massive storm but could also show that the American economy is otherwise bouncing back. (AP Photo/Richard Drew, File)

FILE - In this Thursday, Dec. 6, 2012, file photo, specialist Michael O'mara, left, and trader Robert Moran work on the floor of the New York Stock Exchange, in New York. Stock markets were in a holding pattern ahead of a U.S. jobs report later Friday Dec. 7, 2012 that is expected to reflect a downturn in hiring following a massive storm but could also show that the American economy is otherwise bouncing back. (AP Photo/Richard Drew, File)